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Finding the Fourth Proportional to 17,790, 24,550.18 and 9,832.15

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Solution

The fourth proportional to 17,790, 24,550.18 and 9,832.15 is: 13,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790 : 24,550.18 = 9,832.15 : x
  2. Step 2: Convert to fraction form
    17,790/24,550.18 = 9,832.15/x
  3. Step 3: Cross multiply
    17,790x = 24,550.18 × 9,832.15
  4. Step 4: Simplify right side
    17,790x = 241,381,052.29
  5. Step 5: Solve for x
    x = 241,381,052.29/17,790
  6. Step 6: Final answer
    x = 13,568.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.